The Switch,rotary, cataloged under National Stock Number 5930-00-577-2262, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-577-2262 |
| Primary Part Number | 81139MF3 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| First Flat Length | 0.312 INCHES NOMINAL SINGLE ACTUATOR IN |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 FIRST SECTION FRONT |
| Pole Quantity | 1 SECOND SECTION FRONT |
| Individual Section Quantity | 3 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.625 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES SECOND SECTION FRONT |
| Contact Switching Action | BREAKS BEFORE MAKES FIRST SECTION FRONT |
| Contact Voltage Rating in Volts | 1000.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 15.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 24 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Flat Height | 0.188 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 24 FIRST SECTION FRONT |
| Throw Quantity | 24 SECOND SECTION FRONT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 81139MF3 PRIMARY | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| H | 3/1 Design control — primary reference Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
NSN 5930-00-577-2262 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-577-2262 has 1 manufacturer part number on file: 81139MF3 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
Key specifications for 81139MF3: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 21 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.